Ginsburg, Joseph M <br/><br/>
Pyrethrum its value in exterminating insects  / 
Joseph M. Ginsburg 
 - New Brunswick, N. J.  :   Agricultural Experiment Station 
 - 2 p. 
 - New Jersey. Agr. Exp. Sta. circular; 272 .
<br/><br/><label>LCCN: </label>202518 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Piretro  Plantas insecticidas